// Copyright 2024 The PipeCD Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package ecs

import (
	"github.com/aws/aws-sdk-go-v2/service/elasticloadbalancingv2/types"
)

type RoutingTrafficConfig []targetGroupWeight

type targetGroupWeight struct {
	TargetGroupArn string
	Weight         int
}

func (c RoutingTrafficConfig) hasSameTargets(forwardActionTargets []types.TargetGroupTuple) bool {
	if len(c) != len(forwardActionTargets) {
		return false
	}

	cMap := make(map[string]struct{})
	for _, item := range c {
		cMap[item.TargetGroupArn] = struct{}{}
	}

	for _, target := range forwardActionTargets {
		if _, ok := cMap[*target.TargetGroupArn]; !ok {
			return false
		}
	}

	return true
}
